Norris, H.W. (1929)
The distribution and innervation of the ampullae of Lorenzini of the dogfish, Squalus acanthias. Some comparisons with conditions in other plagiostomes and corrections of prevalent errors. Journal of Comparative Neurology, 47(3), 449–465
DOI: 10.1002/cne.900470306
Norris, H.W. & Hughes, S.P. (1920)
The cranial, occipital, and anterior spinal nerves of the dogfish, Squalus acanthias. Journal of Comparative Neurology, 31(5), 293–402
DOI: 10.1002/cne.900310502